doc-src/Tutorial/Misc/Tree.thy
author kleing
Sun, 18 May 2003 15:28:41 +0200
changeset 14035 c46ce87960fb
parent 5377 efb799c5ed3c
permissions -rw-r--r--
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Tree = Main +
datatype 'a tree = Tip | Node ('a tree) 'a ('a tree)
end